Theory of Machine Relationship between the number of links (L) and number of pairs (P) is P = 2L + 4 P = 2L + 2 P = 2L - 4 P = 2L - 2 P = 2L + 4 P = 2L + 2 P = 2L - 4 P = 2L - 2 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A typewriter mechanism has 7 numbers of binary joints, six links and none of higher pairs. The mechanism is Soundness would depend upon which link is kept fixed Not sound Kinematically sound Data is not sufficient to determine same Soundness would depend upon which link is kept fixed Not sound Kinematically sound Data is not sufficient to determine same ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following would constitute a link? Piston rod and cross head Piston, piston rod and cross head Piston, crank pin and crank shaft Piston and piston rod Piston rod and cross head Piston, piston rod and cross head Piston, crank pin and crank shaft Piston and piston rod ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following mechanism is an approximate straight line motion mechanism? All of these Watt's mechanism Grasshopper mechanism Robert's mechanism All of these Watt's mechanism Grasshopper mechanism Robert's mechanism ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A point B on a rigid link AB moves with respect to A with angular velocity ω rad/s. The total acceleration of B with respect to A will be equal to Vector difference of radial component and tangential component Vector sum of radial component and Coriolis component Vector sum of tangential component and Coriolis component Vector sum of radial component and tangential component Vector difference of radial component and tangential component Vector sum of radial component and Coriolis component Vector sum of tangential component and Coriolis component Vector sum of radial component and tangential component ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The retardation of a flat faced follower when it has contact at the apex of the nose of a circular arc cam, is given by (where OQ = Distance between the centre of circular flank and centre of nose) ω² × OQ tanθ ω² × OQ ω² × OQ sinθ ω² × OQ cosθ ω² × OQ tanθ ω² × OQ ω² × OQ sinθ ω² × OQ cosθ ANSWER DOWNLOAD EXAMIANS APP
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